///////////////////////////////////////////////////////////////
//  Copyright 2011 John Maddock. Distributed under the Boost
//  Software License, Version 1.0. (See accompanying file
//  LICENSE_1_0.txt or copy at https://www.boost.org/LICENSE_1_0.txt

#include <nil/crypto3/multiprecision/tommath.hpp>
#include <iostream>

void t1() {
    //[tommath_eg
    //=#include <nil/crypto3/multiprecision/tommath.hpp>
    //=#include <iostream>
    //=
    //=int main()
    //={
    nil::crypto3::multiprecision::tom_int v = 1;

    // Do some arithmetic:
    for (unsigned i = 1; i <= 1000; ++i)
        v *= i;

    std::cout << v << std::endl;                // prints 1000!
    std::cout << std::hex << v << std::endl;    // prints 1000! in hex format

    try {
        std::cout << std::hex << -v << std::endl;    // Ooops! can't print a negative value in hex format!
    } catch (const std::runtime_error& e) {
        std::cout << e.what() << std::endl;
    }

    try {
        // v is not a 2's complement type, bitwise operations are only supported
        // on positive values:
        v = -v & 2;
    } catch (const std::runtime_error& e) {
        std::cout << e.what() << std::endl;
    }

    //=   return 0;
    //=}
    //]
}

void t3() {
    //[mp_rat_eg
    //=#include <nil/crypto3/multiprecision/tommath.hpp>
    //=#include <iostream>
    //=
    //=int main()
    //={
    using namespace nil::crypto3::multiprecision;

    tom_rational v = 1;

    // Do some arithmetic:
    for (unsigned i = 1; i <= 1000; ++i)
        v *= i;
    v /= 10;

    std::cout << v << std::endl;    // prints 1000! / 10
    std::cout << numerator(v) << std::endl;
    std::cout << denominator(v) << std::endl;

    tom_rational w(2, 3);           // Component wise constructor
    std::cout << w << std::endl;    // prints 2/3

    //=   return 0;
    //=}
    //]
}

int main() {
    t1();
    t3();
    return 0;
}

